Usher's syndrome--a premium on prevention.
D002869:Chromosome Aberrations / Q000517:prevention & control; D025063:Chromosome Disorders; D003638:Deafness / Q000235:genetics* / Q000517:prevention & control*; D005684:Gait; D006801:Humans; D009755:Night Blindness / Q000517:prevention & control; D012174:Retinitis Pigmentosa / Q000235:genetics* / Q000517:prevention & control*